package com.yequan.map;

import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

/**
 * @author yq
 * @date 2020/10/09
 */
public class ConcurrentHashMapDemo {

    public static void main(String[] args) {
        Map<String,Integer> map = new ConcurrentHashMap<>();
    }

}
